评价睡眠质量不仅仅在于睡眠时间的长短，而且还包括入睡的快慢、睡眠的深度，以及睡眠结构是否合理。
The appraisal of sleep quality not only lies on the length of sleep time, moreover also on the speed of falling into sleep and the depth of sleep, as well as whether the sleep structure is reasonable.
深度睡眠时，参与者的大脑表现与鸟类、海豚相似。
During deep sleep, the participants' brains behaved in a similar manner seen in birds and dolphins.
当研究人员在第二和第三晚重复实验室里的实验时，他们发现在深度睡眠时左脑不能以同样的方式受到刺激。
When the researchers repeated the laboratory experiment on the second and third nights they found the left hemisphere could not be stimulated in the same way during deep sleep.
应用推荐